Over 55 years later, it’s considered one of the greatest amps ever built. Every product is carefully selected by our editors. If you buy from a link, we may earn a commission. Learn more In ...

First made in 1959, this is the best-selling tube amplifier of all time. Every product is carefully selected by our editors.

Opinions expressed by Forbes Contributors are their own. Technology journalist specializing in audio, computing and Apple Macs. Probably one of the most celebrated amplifiers ever made—the 33/ ...